---
name: "acpicbkbd"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/acpicbkbd"
---

# acpicbkbd(4)

Chromebook keyboard backlight

## NAME

**acpicbkbd** – Chromebook keyboard backlight

## SYNOPSIS

**acpicbkbd\* at acpi?**

## DESCRIPTION

The **acpicbkbd** driver enables adjustment of the keyboard backlight level on Chromebook laptops with supported hardware. Backlight levels can be retrieved and modified with the [wsconsctl(8)](/wsconsctl/8.md) variable *keyboard.backlight*.

## SEE ALSO

[acpi(4)](/acpi/4.md), [wsconsctl(8)](/wsconsctl/8.md)

## HISTORY

The **acpicbkbd** driver first appeared in OpenBSD 6.0.

## AUTHORS

The **acpicbkbd** driver was written by joshua stein ⟨*jcs@openbsd.org*⟩.